It restores the motherboard's basic input/output system to its factory default state.
This tool is primarily used by technicians and power users to handle lost BIOS credentials. Its main capabilities include:
I can provide specific instructions or alternative workarounds based on your hardware. Share public link
Historically, motherboards stored BIOS settings—such as boot order, CPU clock speeds, and basic system passwords—on a volatile memory chip called the . This chip required a continuous electrical charge from a small CR2032 coin-cell battery to retain data. If power was cut, the data vanished. pc cmos cleaner 2.0 usb boot
PC CMOS Cleaner 2.0 is an older, specialized "offline" software utility designed to recover or reset lost BIOS/CMOS passwords . Unlike modern PC "cleaners" like that focus on file junk
is largely obsolete and potentially unsafe. For modern PCs (2018+ UEFI), it will almost certainly fail. Stick to physical CMOS reset methods unless you’re dealing with a legacy BIOS system (pre-2010) and have a verified, clean copy of the tool.
Once the USB drive initializes, the PC CMOS Cleaner Linux environment will load into the system's RAM. The utility features a simple, automated step-by-step graphical user interface (GUI). Step 1: System Scan and Analysis It restores the motherboard's basic input/output system to
Launch RMPrepUSB and select MSDOS+FAT32+Boot as HDD as your format option
Modern laptops and desktops rarely ship with optical drives anymore. Consequently, the ISO file for CMOS Cleaner 2.0 must be "burned" or written to a USB flash drive to create a bootable stick.
Capable of resetting the BIOS to its default state, which is essential if incorrect settings prevent the system from booting. PC CMOS Cleaner 2
A similar command-line utility that supports a wider range of older BIOS types.
It can bypass or reset BIOS/supervisor passwords on various motherboard brands (Award, AMI, Phoenix, etc.).
: Decodes or removes BIOS/Supervisor passwords.
A bootable USB creation tool (such as Rufus, Universal USB Installer, or Ventoy). Step 1: Format and Prepare the USB Drive Insert your USB flash drive into an accessible computer.
: Can display "superior" (master) passwords or completely remove them. BIOS Reset